FANUC Alarm MOTN-109 — STOP Internal INTR error
Manufacturer wording — STOP Internal INTR error (G:%d^2)
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC MOTN-109 (“STOP Internal INTR error”): Internal system error. First check: Refer to of MOTN-000
Updated 2026-09-17 · LogrobotLM reference
Description
Internal system error. This class of error should not be encountered by the user during normal operation
Remedy
Refer to of MOTN-000
Related codes
Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →